Acidic chyme becomes neutralized in the duodenum by:
a. mixing with bicarbonate and fluids
b. mixing with alkaline intestinal enzymes
c. mixing with sodium and potassium
d. mixing with bile
Ans: a. mixing with bicarbonate and fluids
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The single most effective health advantage for people wherever they live is
A. adequate kilocalorie intake. B. safe and convenient water supply. C. well?built shelter. D. adequate water intake.
Which of the following is NOT among the features of iron nutrition in children?
a. Anemia makes children more disruptive b. General symptoms of iron deficiency are similar to those of mild lead toxicity c. The brain appears to be less sensitive to iron deficiency than the rest of the body d. Children who had iron-deficiency anemia as infants do not show normal school performance even after iron status has improved
According to the 2015-2020 Dietary Guidelines for Americans, fiber is a nutrient of public health concern.
Answer the following statement true (T) or false (F)
Each strand of DNA is called a gene, and each gene is subdivided into thousands of chromosomes
Indicate whether the statement is true or false